function filterTimer(stringTime) {
  var minute = 1000 * 60;
  var hour = minute * 60;
  var day = hour * 24;
  var week = day * 7;
  var month = day * 30;
  var year = month * 12;
  var time1 = new Date().getTime(); //当前的时间戳
  var time2 = Date.parse(new Date(stringTime)); //指定时间的时间戳
  var time = time1 - time2;

  var result = null;
  if (time < 0) {
    alert("设置的时间不能早于当前时间！");
  } else if (time / year >= 1) {
    result = parseInt(time / year) + "年前"
  } else if (time / month >= 1) {
    result = parseInt(time / month) + "月前";
  } else if (time / week >= 1) {
    result = parseInt(time / week) + "周前";
  } else if (time / day >= 1) {
    result = parseInt(time / day) + "天前";
  } else if (time / hour >= 1) {
    result = parseInt(time / hour) + "小时前";
  } else if (time / minute >= 1) {
    result = parseInt(time / minute) + "分钟前";
  } else {
    result = "刚刚";
  }
  return result;
}

function filterTab(param, index) {
  if (index <= 2) {
    return '置顶'
  } else {
    if (param === 'job') {
      return '招聘'
    } else if (param === 'good') {
      return '精华'
    } else if (param === 'share') {
      return '分享'
    } else if (param === 'ask') {
      return '问答'
    } else {
      return param
    }
  }
}
export {
  filterTimer,
  filterTab
}